Pepper: Reduce includes in generated thunks.

ppapi/thunk/ppb_mouse_lock_thunk.cc

Index: ppapi/thunk/ppb_mouse_lock_thunk.cc
diff --git a/ppapi/thunk/ppb_mouse_lock_thunk.cc b/ppapi/thunk/ppb_mouse_lock_thunk.cc
index d9bfa2d635ea0bfebfc781273aa84f6480797ef1..586a2297921cf73821856b18350623b33ca8d8cc 100644
--- a/ppapi/thunk/ppb_mouse_lock_thunk.cc
+++ b/ppapi/thunk/ppb_mouse_lock_thunk.cc
@@ -2,16 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// From ppb_mouse_lock.idl modified Mon May  6 13:58:10 2013.
+// From ppb_mouse_lock.idl modified Tue Aug 20 08:13:36 2013.
 
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppb_mouse_lock.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/enter.h"
-#include "ppapi/thunk/ppb_instance_api.h"
-#include "ppapi/thunk/resource_creation_api.h"
-#include "ppapi/thunk/thunk.h"
+#include "ppapi/thunk/ppapi_thunk_export.h"
 
 namespace ppapi {
 namespace thunk {
@@ -42,7 +40,7 @@ const PPB_MouseLock_1_0 g_ppb_mouselock_thunk_1_0 = {
 
 }  // namespace
 
-const PPB_MouseLock_1_0* GetPPB_MouseLock_1_0_Thunk() {
+PPAPI_THUNK_EXPORT const PPB_MouseLock_1_0* GetPPB_MouseLock_1_0_Thunk() {
   return &g_ppb_mouselock_thunk_1_0;
 }